Author: Diane Trout <diane@ghic.org>
Subject: Use local intersphinx references, instead of the web.
 Also deleted some duplicated code.
Forwarded: No

--- a/docs/source/conf.py
+++ b/docs/source/conf.py
@@ -302,9 +302,9 @@
 #  --Options for sphinx extensions -----------------------------------------------
 
 intersphinx_mapping = {'pandas': ('http://pandas.pydata.org/pandas-docs/stable/',
-                                  'http://pandas.pydata.org/pandas-docs/stable/objects.inv'),
+                                  '/usr/share/doc/python-pandas-doc/html/objects.inv'),
                        'numpy': ('https://docs.scipy.org/doc/numpy/',
-                                 'https://docs.scipy.org/doc/numpy/objects.inv')}
+                                 '/usr/share/doc/python-numpy-doc/html/objects.inv')}
 
 # Redirects
 # https://tech.signavio.com/2017/managing-sphinx-redirects